A Useful Lemma in the Theory of Second-Order Linear Differential Equations (Q3853976)
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scientific article
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A Useful Lemma in the Theory of Second-Order Linear Differential Equations |
scientific article |
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A Useful Lemma in the Theory of Second-Order Linear Differential Equations (English)
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1979
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second-order linear differential equations
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conjugate point
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calculus of variation
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